Sentinel pile
[医] 前哨痔(肛裂下端的痔)
🧩 词语组成解析
sentinel
['sentinl]
n. 岗哨，哨兵;
🗣️ 情景例句
He's probably right.
他也许是对的。
When are you going to swear off cigarettes?
你打算什么时候发誓戒烟？
Even though the noble was expected to read the letter at each performance,
尽管那个贵族每场戏都得念一遍那封信。